Function extensionSanityCheck

src/SFML/Graphics/GLExtensions.cpp:56–84

///////////////////////////////////////////////////////

{
////////////////////////////////////////////////////////////
void extensionSanityCheck()
{
    static const auto check = [](int& flag, auto... entryPoints)
    {
        // If a required entry point is missing, flag the whole extension as unavailable
        if (!(entryPoints && ...))
            flag = 0;
    };
#ifdef SFML_OPENGL_ES
    check(GLEXT_multitexture_dependencies);
    check(GLEXT_vertex_buffer_object_dependencies);
    check(GLEXT_OES_blend_subtract_dependencies);
    check(GLEXT_blend_func_separate_dependencies);
    check(GLEXT_blend_equation_separate_dependencies);
    check(GLEXT_framebuffer_object_dependencies);
    check(GLEXT_EXT_blend_minmax_dependencies);
#else
    check(GLEXT_blend_minmax_dependencies);
    check(GLEXT_multitexture_dependencies);
    check(GLEXT_blend_func_separate_dependencies);
    check(GLEXT_vertex_buffer_object_dependencies);
    check(GLEXT_shader_objects_dependencies);
    check(GLEXT_blend_equation_separate_dependencies);
    check(GLEXT_framebuffer_object_dependencies);
    check(GLEXT_framebuffer_blit_dependencies);
    check(GLEXT_framebuffer_multisample_dependencies);
    check(GLEXT_copy_buffer_dependencies);
#endif
}
} // namespace

namespace sf::priv